git-register-atfork2

Committed for glibc 2.32

commit 05039737d306b4c065ff65d4f90042f3ec8f6ddf
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Sun Jun 7 02:57:04 2020 +0200

    htl: fix register-atfork ordering

    * htl/register-atfork.c (__register_atfork): Add new hooks at the end of
    the list instead of the beginning.

Gbp-Pq: Topic hurd-i386
Gbp-Pq: Name git-register-atfork2.diff

diff --git a/htl/register-atfork.c b/htl/register-atfork.c
index 256b1148ac7477379ff4065ff70f94e4b5eeafee..4581ac5bbad77326fcf8803b950c06b6a3777877 100644 (file)
--- a/htl/register-atfork.c
+++ b/htl/register-atfork.c
@@ -109,15 +109,15 @@ __register_atfork (void (*prepare) (void),
   new->parent = parent;
   new->child = child;
   new->dso_handle = dso_handle;
-  new->prev = NULL;
+  new->next = NULL;
 
   __libc_lock_lock (atfork_lock);
-  new->next = fork_handlers;
-  if (fork_handlers != NULL)
-    fork_handlers->prev = new;
-  fork_handlers = new;
-  if (fork_last_handler == NULL)
-    fork_last_handler = new;
+  new->prev = fork_last_handler;
+  if (fork_last_handler != NULL)
+    fork_last_handler->next = new;
+  if (fork_handlers == NULL)
+    fork_handlers = new;
+  fork_last_handler = new;
   __libc_lock_unlock (atfork_lock);
 
   return 0;